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added: leaders, after_time constraint, workgroups of length 2 working

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Anja Reusch 2019-06-09 21:29:11 +02:00
parent d4da0ee959
commit ad97a5a376
1 changed files with 121 additions and 49 deletions
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156
generate_rules.py
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@ -3,17 +3,17 @@ from math import floor
import subprocess
data = json.load(open('backup.json'))
# Maximum time for AK: 2 Timeslots
SLOT_LEN = 120
DAYS = 3
START = 800
END = 1800
DAYS = 1
START = 480
END = 1080
class WorkGroup:
def __init__(self, id, interest, track, projector, reso, length, leaders):
def __init__(self, id, interest, track, projector, reso, length, leaders, constraints):
self.id = id # must be int
self.interest = interest
self.track = track if track is not None else 'none' # haben alle aks einen track?
@ -21,9 +21,20 @@ class WorkGroup:
self.reso = 'true' if reso else 'false'
self.length = floor(length/SLOT_LEN) + 1
self.leaders = leaders
self.after_time = []
self.before_time = []
for constraint in constraints:
if constraint["type"] == 'OnlyAfterTime':
if constraint['workGroup'] is None:
self.after_time.append({'day': constraint['day'], 'time': constraint['time']})
elif constraint["type"] == 'OnlyBeforeTime':
self.before_time.append({'day': constraint['day'], 'time': constraint['time']})
def __str__(self):
return f'ak({self.id}, {self.interest}, "{self.track}", {self.projector}, {self.reso}, {self.length}).' # TODO Leader
leader_rules = ''
for leader in self.leaders:
leader_rules += f'leader({self.id}, "{leader}").\n'
return f'ak({self.id}, {self.interest}, "{self.track}", {self.projector}, {self.reso}, {self.length}).' + leader_rules
class Room:
@ -62,23 +73,45 @@ class Schedule:
'workGroup': self.workgroup,
'room': self.room,
'time': self.time,
'day': self.day
'day': self.day,
'lockRoom': False,
'lockTime': False,
}
workgroups = []
rooms = []
id_to_workgroup = {}
id_to_room = {}
for i, workgroup in enumerate(data['workGroups']):
workgroups.append(WorkGroup(workgroup['id'], workgroup['interested'], workgroup['track'], workgroup['projector'],
workgroup['resolution'], workgroup['length'], '')) # TODO add leaders
id_to_workgroup[workgroup['id']] = i
for i, room in enumerate(data['rooms']):
def parse_workgroups(data):
workgroups = []
id_to_workgroup = {}
for i, workgroup in enumerate(data['workGroups']):
workgroups.append(
WorkGroup(workgroup['id'], workgroup['interested'], workgroup['track'], workgroup['projector'],
workgroup['resolution'], workgroup['length'], workgroup['leader'], workgroup['constraints']))
id_to_workgroup[workgroup['id']] = i
return workgroups, id_to_workgroup
def parse_rooms(data):
rooms = []
id_to_room = {}
for i, room in enumerate(data['rooms']):
rooms.append(Room(room['id'], room['places'], room['projector'])) # TODO internet, whiteboard & co.
id_to_room[room['id']] = i
return rooms, id_to_room
#######################
# READ BACKUP JSON #
#######################
data = json.load(open('backup.json'))
workgroups, id_to_workgroup = parse_workgroups(data)
rooms, id_to_room = parse_rooms(data)
rules = """
%LENGTH = { schedule(AK,TIMESLOT,ROOM): timeslot(TIMESLOT,_,_,_,_), room(ROOM,_,_) } :- ak(AK,_,_,_,_,LENGTH).
LENGTH = { schedule(AK,TIMESLOT,ROOM): timeslot(TIMESLOT,_,_,_,_), room(ROOM,_,_) } :- ak(AK,_,_,_,_,LENGTH).
% forbid 2AKS in the same room at the same time
@ -92,6 +125,10 @@ LENGTH = { schedule(AK,TIMESLOT,ROOM): timeslot(TIMESLOT,_,_,_,_), room(ROOM,_,_
% forbid two AKs with same leader at same timestep
:- schedule(AK1,TIMESTEP,_), schedule(AK2,TIMESTEP,_), leader(AK1,LEADER), leader(AK2,LEADER), AK1 != AK2.
% schedules of longer aks should be in the same room and in consecutive timeslots
schedule(AK,TIMESLOT2,ROOM) :- ak(AK,_,_,_,_,2), schedule(AK,TIMESLOT1,ROOM), timeslot(TIMESLOT1,ORDER1,_,_,DAY), timeslot(TIMESLOT2,ORDER2,_,_,DAY), timeslot(TIMESLOT3,ORDER3,_,_,_), ORDER2 != ORDER1+1, ORDER1 = ORDER3+1, not schedule(AK,TIMESLOT3,ROOM) .
"""
for workgroup in workgroups:
@ -101,15 +138,29 @@ for room in rooms:
rules += str(room) + '\n'
timeslots = [(start, start+200, day) for day in range(DAYS) for start in range(START, END, 200)]
timeslots = [(start, start+SLOT_LEN, day) for day in range(DAYS) for start in range(START, END, SLOT_LEN)]
for order, timeslot in enumerate(timeslots):
rules += str(Timeslot(order, timeslot)) + '\n'
def time_to_id(timeslots, day, time):
timeslots = list(filter(lambda ts: time>= ts[1][0] and time <= ts[1][1] and day == ts[1][2], enumerate(timeslots)))
return timeslots[0][0]
for workgroup in filter(lambda wg: wg.after_time, workgroups):
for after_time in workgroup.after_time:
timeslot_id = time_to_id(timeslots, after_time['day'], after_time['time'])
timeslot = timeslots[timeslot_id] # after this slot: ok
print(f':- schedule({workgroup.id}, TIMESLOT, _), ak({workgroup.id},_,_,_,_,_), timeslot(TIMESLOT, ORDER, _, _, _), ORDER < {timeslot_id + 1}.')
rules += f':- schedule({workgroup.id}, TIMESLOT, _), ak({workgroup.id},_,_,_,_,_), timeslot(TIMESLOT, ORDER, _, _, _), ORDER < {timeslot_id + 1}.\n'
rules += "#show schedule/3."
#######################
# GENERATE SCHEDULE #
#######################
output_file_name = "generated_rules.pl"
open(output_file_name, 'w').write(rules)
@ -121,40 +172,61 @@ process = ['clingo', output_file_name]
completed_process = subprocess.run(process, universal_newlines = True, stdout = subprocess.PIPE, stderr = subprocess.DEVNULL)
output = completed_process.stdout
#######################
# OUTPUT SCHEDULE #
#######################
if 'SATISFIABLE' not in output:
if 'UNSATISFIABLE' in output:
print('UNSATISFIABLE')
print(output)
else:
print('SATISFIABLE, outputting schedule...')
import re
try:
match = re.match('(.|\n)*Answer: (.+)\n(.*)\nSATISFIABLE', output)
schedules_string = match.group(3)
except Exception as e:
print(e)
print(output)
schedules = []
from collections import defaultdict
workgroup_to_schedule = defaultdict(list)
for i, schedule in enumerate(schedules_string.split('schedule')[1:]):
match = re.match('\((.+),"(.+)#(.+)#.+",(.+)\)', schedule)
try:
workgroup_id = id_to_workgroup[int(match.group(1))]
room_id = id_to_room[int(match.group(4))]
schedules.append(
{
'id': i,
'workGroup': data['workGroups'][workgroup_id],
'room': data['rooms'][room_id],
'time': match.group(3),
'day': match.group(2),
'lockRoom': False,
'lockTime': False,
})
s = {
'id': i,
'workGroup': data['workGroups'][workgroup_id],
'room': data['rooms'][room_id],
'time': match.group(3),
'day': match.group(2),
'lockRoom': False,
'lockTime': False,
}
#json.dumps(s)
schedules.append(Schedule(i, data['workGroups'][workgroup_id], match.group(2), match.group(3), data['rooms'][room_id]))
# {
# 'id': i,
# 'workGroup': data['workGroups'][workgroup_id],
# 'room': data['rooms'][room_id],
# 'time': match.group(3),
# 'day': match.group(2),
# 'lockRoom': False,
# 'lockTime': False,
# })
workgroup_to_schedule[workgroup_id].append(i)
except Exception as e:
print(e)
schedules_filtered = []
for workgroup_id in workgroup_to_schedule:
schedules_for_workgroup = workgroup_to_schedule[workgroup_id]
if len(schedules_for_workgroup) == 1:
schedules_filtered.append(schedules[schedules_for_workgroup[0]])
else:
# more than one schedule contains workgroup, because workgroup is 2 slots long
# find out which one is the first one and remove the second workgroup:
schedules_for_workgroup_0 = schedules[schedules_for_workgroup[0]]
schedules_for_workgroup_1 = schedules[schedules_for_workgroup[1]]
if schedules_for_workgroup_0.time < schedules_for_workgroup_1.time:
schedules_filtered.append(schedules_for_workgroup_0)
else:
schedules_filtered.append(schedules_for_workgroup_1)
data = {}
data['schedules'] = schedules
data['schedules'] = [s.to_dict() for s in schedules_filtered]
json.dump(data, open('output.json', 'w'))